PING www.yk65.com (104.21.1.216) 56(84) bytes of data.
64 bytes from 104.21.1.216 (104.21.1.216): icmp_seq=1 ttl=60 time=4.86 ms
64 bytes from 104.21.1.216 (104.21.1.216): icmp_seq=2 ttl=60 time=4.20 ms
64 bytes from 104.21.1.216 (104.21.1.216): icmp_seq=3 ttl=60 time=4.28 ms

--- www.yk65.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 4.200/4.449/4.861/0.303 ms